package com.weirblog.resource;

import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Map;
import java.util.Random;

import javax.enterprise.context.ApplicationScoped;
import javax.ws.rs.Consumes;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;

import org.apache.commons.io.IOUtils;
import org.eclipse.microprofile.config.inject.ConfigProperty;
import org.jboss.resteasy.annotations.providers.multipart.MultipartForm;

import com.weirblog.util.BaseUtil;
import com.weirblog.vo.FileBody;
import io.vertx.core.http.HttpServerRequest;

//@Controller
//@RequestMapping("/kindeditor")
@ApplicationScoped
@Path("kindeditor")
//@Produces("application/json")
//@Consumes("application/json")
public class KindEditorController {
	
	@ConfigProperty(name = "photo.img.save-path")
	String photoImgPath;
	@ConfigProperty(name = "photo.img.url-path")
	String photoImgUrl;
	@Context
    HttpServerRequest request;

	@POST
	@Path("file-upload")
    @Consumes(MediaType.MULTIPART_FORM_DATA)
	public Map<String, Object> fileUpload(
			@MultipartForm FileBody fileBody) {
		// 定义允许上传的文件扩展名
		HashMap<String, String> extMap = new HashMap<String, String>();
		extMap.put("image", "gif,jpg,jpeg,png,bmp");
		extMap.put("flash", "swf,flv");
		extMap.put("media", "swf,flv,mp3,wav,wma,wmv,mid,avi,mpg,asf,rm,rmvb,mp4,mkv");
		extMap.put("file", "doc,docx,xls,xlsx,ppt,htm,html,txt,zip,rar,gz,bz2");
		extMap.put("audio", "mp3");
		
		String newFileName = null;
		try {
			InputStream i = fileBody.inputStream.getBody(InputStream.class, null);
			String[] contentDisposition = fileBody.inputStream.getHeaders().getFirst("Content-Disposition").split(";");
			String fileName = "";
			for (String filename : contentDisposition) {
			    if ((filename.trim().startsWith("filename"))) {
			        String[] name = filename.split("=");
			        fileName = name[1].trim().replaceAll("\"", "");
			    }
			}
			String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
			newFileName = BaseUtil.parseDateToStringNomm(new Date()) + "_" + new Random().nextInt(1000) + "." + fileExt;
			IOUtils.copy(i, new FileOutputStream(new File(photoImgPath + newFileName)));
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		Map<String, Object> msg = new HashMap<String, Object>();
		msg.put("error", 0);
		msg.put("url", photoImgUrl + newFileName);
		return msg;
	}

//	private Map<String, Object> getError(String message) {
//		Map<String, Object> msg = new HashMap<String, Object>();
//		msg.put("error", 1);
//		msg.put("message", message);
//		return msg;
//	}

//	@SuppressWarnings({ "unchecked", "rawtypes" })
//	@RequestMapping(value = "/file-manager", method = RequestMethod.POST)
//	public void fileManager(HttpServletRequest request,
//			HttpServletResponse response) throws ServletException, IOException {
//		ServletContext application = request.getSession().getServletContext();
//		ServletOutputStream out = response.getOutputStream();
//		// 根目录路径，可以指定绝对路径，比如 /var/www/attached/
//		String rootPath = application.getRealPath("/") + "attached/";
//		// 根目录URL，可以指定绝对路径，比如 http://www.yoursite.com/attached/
//		String rootUrl = request.getContextPath() + "/attached/";
//		// 图片扩展名
//		String[] fileTypes = new String[] { "gif", "jpg", "jpeg", "png", "bmp" };
//
//		String dirName = request.getParameter("dir");
//		if (dirName != null) {
//			if (!Arrays.<String> asList(
//					new String[] { "image", "flash", "media", "file" })
//					.contains(dirName)) {
//				out.println("Invalid Directory name.");
//				return;
//			}
//			rootPath += dirName + "/";
//			rootUrl += dirName + "/";
//			File saveDirFile = new File(rootPath);
//			if (!saveDirFile.exists()) {
//				saveDirFile.mkdirs();
//			}
//		}
//		// 根据path参数，设置各路径和URL
//		String path = request.getParameter("path") != null ? request
//				.getParameter("path") : "";
//		String currentPath = rootPath + path;
//		String currentUrl = rootUrl + path;
//		String currentDirPath = path;
//		String moveupDirPath = "";
//		if (!"".equals(path)) {
//			String str = currentDirPath.substring(0,
//					currentDirPath.length() - 1);
//			moveupDirPath = str.lastIndexOf("/") >= 0 ? str.substring(0,
//					str.lastIndexOf("/") + 1) : "";
//		}
//
//		// 排序形式，name or size or type
//		String order = request.getParameter("order") != null ? request
//				.getParameter("order").toLowerCase() : "name";
//
//		// 不允许使用..移动到上一级目录
//		if (path.indexOf("..") >= 0) {
//			out.println("Access is not allowed.");
//			return;
//		}
//		// 最后一个字符不是/
//		if (!"".equals(path) && !path.endsWith("/")) {
//			out.println("Parameter is not valid.");
//			return;
//		}
//		// 目录不存在或不是目录
//		File currentPathFile = new File(currentPath);
//		if (!currentPathFile.isDirectory()) {
//			out.println("Directory does not exist.");
//			return;
//		}
//		// 遍历目录取的文件信息
//		List<Hashtable> fileList = new ArrayList<Hashtable>();
//		if (currentPathFile.listFiles() != null) {
//			for (File file : currentPathFile.listFiles()) {
//				Hashtable<String, Object> hash = new Hashtable<String, Object>();
//				String fileName = file.getName();
//				if (file.isDirectory()) {
//					hash.put("is_dir", true);
//					hash.put("has_file", (file.listFiles() != null));
//					hash.put("filesize", 0L);
//					hash.put("is_photo", false);
//					hash.put("filetype", "");
//				} else if (file.isFile()) {
//					String fileExt = fileName.substring(
//							fileName.lastIndexOf(".") + 1).toLowerCase();
//					hash.put("is_dir", false);
//					hash.put("has_file", false);
//					hash.put("filesize", file.length());
//					hash.put("is_photo", Arrays.<String> asList(fileTypes)
//							.contains(fileExt));
//					hash.put("filetype", fileExt);
//				}
//				hash.put("filename", fileName);
//				hash.put("datetime",
//						new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(file
//								.lastModified()));
//				fileList.add(hash);
//			}
//		}
//
//		if ("size".equals(order)) {
//			Collections.sort(fileList, new SizeComparator());
//		} else if ("type".equals(order)) {
//			Collections.sort(fileList, new TypeComparator());
//		} else {
//			Collections.sort(fileList, new NameComparator());
//		}
//		Map<String, Object> msg = new HashMap<String, Object>();
//		msg.put("moveup_dir_path", moveupDirPath);
//		msg.put("current_dir_path", currentDirPath);
//		msg.put("current_url", currentUrl);
//		msg.put("total_count", fileList.size());
//		msg.put("file_list", fileList);
//		response.setContentType("application/json; charset=UTF-8");
//		String msgStr = JSON.toJSONString(msg);
//		out.println(msgStr);
//	}

	@SuppressWarnings("rawtypes")
	class NameComparator implements Comparator {
		public int compare(Object a, Object b) {
			Hashtable hashA = (Hashtable) a;
			Hashtable hashB = (Hashtable) b;
			if (((Boolean) hashA.get("is_dir"))
					&& !((Boolean) hashB.get("is_dir"))) {
				return -1;
			} else if (!((Boolean) hashA.get("is_dir"))
					&& ((Boolean) hashB.get("is_dir"))) {
				return 1;
			} else {
				return ((String) hashA.get("filename"))
						.compareTo((String) hashB.get("filename"));
			}
		}
	}

	@SuppressWarnings("rawtypes")
	class SizeComparator implements Comparator {
		public int compare(Object a, Object b) {
			Hashtable hashA = (Hashtable) a;
			Hashtable hashB = (Hashtable) b;
			if (((Boolean) hashA.get("is_dir"))
					&& !((Boolean) hashB.get("is_dir"))) {
				return -1;
			} else if (!((Boolean) hashA.get("is_dir"))
					&& ((Boolean) hashB.get("is_dir"))) {
				return 1;
			} else {
				if (((Long) hashA.get("filesize")) > ((Long) hashB
						.get("filesize"))) {
					return 1;
				} else if (((Long) hashA.get("filesize")) < ((Long) hashB
						.get("filesize"))) {
					return -1;
				} else {
					return 0;
				}
			}
		}
	}

	@SuppressWarnings("rawtypes")
	class TypeComparator implements Comparator {
		public int compare(Object a, Object b) {
			Hashtable hashA = (Hashtable) a;
			Hashtable hashB = (Hashtable) b;
			if (((Boolean) hashA.get("is_dir"))
					&& !((Boolean) hashB.get("is_dir"))) {
				return -1;
			} else if (!((Boolean) hashA.get("is_dir"))
					&& ((Boolean) hashB.get("is_dir"))) {
				return 1;
			} else {
				return ((String) hashA.get("filetype"))
						.compareTo((String) hashB.get("filetype"));
			}
		}
	}

}
